[1, 10, 100, 1e3, 1e4, -1, -10, -100, -1e3, -1e4];
[1, 10, 100, 1e3, 0xfffffff, -1, -10, -100, -1e3, -0xfffffff];
[1, 10, 100, 1e3, -1, -10, -100, -1e3];
[1, 10, 100, 1e3, -1, -10, -100, -1e3];